rockbox/firmware/export/wm8731l.h

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/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2005 by Dave Chapman
*
* All files in this archive are subject to the GNU General Public License.
* See the file COPYING in the source tree root for full license agreement.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#ifndef _WM8731L_H
#define _WM8731L_H
/* volume/balance/treble/bass interdependency */
#define VOLUME_MIN -730
#define VOLUME_MAX 60
extern int tenthdb2master(int db);
extern int tenthdb2mixer(int db);
extern void audiohw_reset(void);
extern void audiohw_enable_output(bool enable);
extern int audiohw_set_master_vol(int vol_l, int vol_r);
extern int audiohw_set_mixer_vol(int channel1, int channel2);
extern void audiohw_set_bass(int value);
extern void audiohw_set_treble(int value);
extern void audiohw_set_nsorder(int order);
extern void audiohw_set_sample_rate(int sampling_control);
extern void audiohw_enable_recording(bool source_mic);
extern void audiohw_disable_recording(void);
extern void audiohw_set_recvol(int left, int right, int type);
extern void audiohw_set_monitor(int enable);
/* Register addresses */
#define LINVOL 0x00
#define RINVOL 0x01
#define LOUTVOL 0x02
#define ROUTVOL 0x03
#define AAPCTRL 0x04 /* Analog audio path control */
#define DACCTRL 0x05
#define PWRMGMT 0x06
#define AINTFCE 0x07
#define SAMPCTRL 0x08
#define ACTIVECTRL 0x09
#define RESET 0x0f
/* Register settings for the supported samplerates: */
#define WM8731L_8000HZ 0x4d
#define WM8731L_32000HZ 0x59
#define WM8731L_44100HZ 0x63
#define WM8731L_48000HZ 0x41
#define WM8731L_88200HZ 0x7f
#define WM8731L_96000HZ 0x5d
#endif /* _WM8975_H */